Granted Patent
Utility
US 6,606,881 · App. 10/152,659
Absorption solution conditioner
Inventor:
Dennis L. Justin
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: May 20, 2002
Inventor
Dennis L. Justin
Assignee (at issue)
American Standard International Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.